<!DOCTYPE html>
<html lang="en">
<head>
  <meta charset="UTF-8">
  <title>Document</title>
</head>
<body>
  <div class="test1">
    <p class="item_p">1</p>
    <p class="item_p">2</p>
    <p class="item_p">3</p>
    <p class="item_p">4</p>
    <p class="item_p">5</p>
  </div>
  <!-- <script src="1.js"></script> -->
  <script src="2.js"></script>
</body>
</html>